短語詞組短語solenoid operated directional valve 電磁換向閥solenoid d directional valve 電磁換向閥LowWatt Solenoid Operated Directional Valve 低瓦特電磁換向閥solenoid directional control valve 電磁方向控制閥SOLENOID OPERATED DIRECTIONAL CONTROL VALVE 峰昌電磁換向閥Solenoid -actuated Directional Valve 電磁換向閥Pneumatic solenoid directional control valve 氣動(dòng)電磁換向閥directional solenoid operated valve 方向螺線管操作閥Directional Solenoid Valve 電磁換向閥 返回 solenoid directional valve